Biology · Respiratory System
What is the most powerful chemical stimulus for regulating respiration under normal physiological conditions?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Decreased venous PCO2
- 2Increased arterial pH
- 3Increased arterial PCO2✓
- 4Decreased arterial PO2
Correct answer
Increased arterial PCO2
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